<?php

namespace App\Models;

use Illuminate\Notifications\Notifiable;
use Illuminate\Contracts\Auth\MustVerifyEmail;
use Illuminate\Foundation\Auth\User as Authenticatable;

class User extends Authenticatable
{
    use Notifiable;

    /**
     * The attributes that are mass assignable.
     *
     * @var array
     */
    protected $fillable = [
        'name', 'email', 'password',
    ];

    /**
     * The attributes that should be hidden for arrays.
     *
     * @var array
     */
    protected $hidden = [
        'password', 'sec_password',
    ];



    public function subUsers()
    {
        return $this->_subUsers($this->id);
    }
    
    protected function _subUsers($id)
    {
        $users = User::where('pid', $id)->get();
        if (!$users->isEmpty()) {
            return $users;
        }           
        $ret = collect([]);
        return $ret;
    }
}
